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Varian ELSD Service Manual
Upgrading Firmware
Tools required:
TERMINAL.exe or Hyperterminal.exe (supplied with Windows)
Varian ELSD firmware file (e.g. 9041_2204.HEX)
Serial cable (supplied with instrument)
Parts required:
N/A
1. Close down the control software and turn off the
instrument.
2. Close down any software currently connected to the
unit and turn off the instrument.
3. At the rear of the detector move the switch, located
below the serial connector, to the up position.
4. Run the HexTerm or Terminal.exe program.
5. Select the Varian ELS detector from the menu bar
and the correct communication port.
6. Turn on the instrument and check that the message,
“Bootloader v904211”, is shown.
7. Browse to select the new firmware (e.g.,
A:\9061_2204.hex).
8. Select the download icon, to upgrade the EPROM
with the new firmware. During transfer, the auto-zero light
on the detector front panel will turn red and flash
9. On successful completion of the programming, a
message will appear and all three lights on the front panel
will turn green.
10. Exit the HexTerm program and turn off the instrument.
11. On the back of the Varian ELS detector move the
switch, located below the serial connector, to the down
position.
12. Switch the detector back on and check the version of
firmware in Galaxie™ by choosing the status option in the
Varian ELS detector control window.
